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Processor
NOTE: All processor spare part kits include replacement thermal material.
Description Spare part number
Intel Core i7 processor, Quad Core:
3612QM, 2.1-GHz processor with 6-MB L3 cache 680647-001
Intel Core i5 processors, Dual Core:
3360M, 2.8-GHz processor with 3-MB L3 cache (includes thermal grease) 681953-001
3320M, 2.6-GHz processor with 3-MB L3 cache (includes thermal grease) 681952-001
2450M, 2.5-GHz processor with 3-MB L3 cache (includes thermal grease) 676359-001
Intel Core i3 processors, Dual Core:
3110M, 2.3-GHz processor with 3-MB L3 cache (includes thermal grease) 682417-001
2370M, 2.4-GHz processor with 3-MB L3 cache (includes thermal grease) 677152-001
2350M, 2.3-GHz processor with 3-MB L3 cache (includes thermal grease) 653340-001
Intel Pentium processor, Dual Core:
B980, 2.4-GHz, with 2-MB L3 cache 692428-001
B970, 2.3-GHz, with 2-MB L3 cache 676785-001
Intel Celeron processor:
B840, 1.9-GHz, with 2-MB L3 cache 664663-001
Before removing the processor, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 42).
5. Remove the following components:
a. Bottom door (see
Bottom door on page 44).
b. Keyboard (see
Keyboard on page 56)
c. Heat shield (see
Heat shield on page 59)
d. Fan (see
Fan on page 61)
e. Heat sink (see
Heat sink on page 63)
66 Chapter 4 Removal and replacement procedures